//Specify interval between slide (in miliseconds)
var speed=3000;
var crossFadeDuration = 2;
//preload images
var processed=new Array()
for (i=0;i<bgslides.length;i++){
processed[i]=new Image()
processed[i].src=bgslides[i]
}
var t;
var inc=-1;


function slideback(){
if (document.all){
    document.body.style.filter="blendTrans(duration=crossFadeDuration)";
    document.body.filters.blendTrans.Apply();
    document.body.filters.blendTrans.Play();
	}  

if (inc<bgslides.length-1)
inc++
else
inc=0
var pippo 
pippo = processed[inc].src
document.getElementById? document.getElementById("bslide").style.background = "url("+pippo+")" : document.all["bslide"].style.background="url("+pippo+")"
document.getElementById("bslide").style.backgroundRepeat = "no-repeat"
t = setTimeout('slideback()', speed)
}